【摘要】 近来,各种复杂PSD的重要性日益增加,为了应用及说明其特点,在选择采用时需要清楚地了解PSD的不同电路的工作和优缺点。本文将讨论可供实用的PSD电路及其原理和应用。更多还原

【Abstract】 Recently the variety and complexity of a phase sensitive detector (PSD) increase significantly. Selection of the PSD for application requires a clear understanding of different circuits of PSD available, their operation, advantages and disadvantages. This article discusses different circuits of PSD and their principles and applications.更多还原